# Why does itk:: CheckerBoardImageFilter flip left and right in the middle position when saving a 3D image

**URL:** <https://discourse.itk.org/t/why-does-itk-checkerboardimagefilter-flip-left-and-right-in-the-middle-position-when-saving-a-3d-image/6506>\
**Category:** Uncategorized\
**Created:** [March 11, 2024, 2:44am UTC](https://discourse.itk.org/t/why-does-itk-checkerboardimagefilter-flip-left-and-right-in-the-middle-position-when-saving-a-3d-image/6506 "2024-03-11T02:44:39Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ma1282029525](https://discourse.itk.org/user_avatar/discourse.itk.org/ma1282029525/32/3084_2.png) [@ma1282029525](https://discourse.itk.org/u/ma1282029525)\
**Post date:** [March 11, 2024, 2:44am UTC](https://discourse.itk.org/t/why-does-itk-checkerboardimagefilter-flip-left-and-right-in-the-middle-position-when-saving-a-3d-image/6506/1 "2024-03-11T02:44:39Z")

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![image](https://discourse.itk.org/uploads/default/original/2X/0/047c66a7822586b010e253f992c1f90ed8f95344.png)  
 ![image](https://discourse.itk.org/uploads/default/original/2X/1/15e1afd973b8212505a3ac095181fb81da9c6ca1.png)  
like this

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**Author:** ![ma1282029525](https://discourse.itk.org/user_avatar/discourse.itk.org/ma1282029525/32/3084_2.png) [@ma1282029525](https://discourse.itk.org/u/ma1282029525)\
**Post date:** [March 11, 2024, 5:51am UTC](https://discourse.itk.org/t/why-does-itk-checkerboardimagefilter-flip-left-and-right-in-the-middle-position-when-saving-a-3d-image/6506/2 "2024-03-11T05:51:19Z")

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I understanding it ，No need to answer anymore